i only practice anapana at present but from what i remember i believe you should start scanning internally when there are no strong sensations left on the surface of the body.
it been a few years since my Goenke retreat so im sure someone else here will have more thorough advise for you
Last edited by Babadhari
on Sat Dec 14, 2013 1:36 am, edited 1 time in total.
Aflame with the fire of passion, the fire of aversion, the fire of delusion.
Aflame, with birth, aging & death, with sorrows, lamentations, pains, distresses, & despairs ......
Seeing thus, the disciple of the Noble One grows disenchanted. SN 35.28